Home / 99,269.10-148,903.65-92,708.10

Finding the Fourth Proportional to 99,269.10, 148,903.65 and 92,708.10

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Solution

The fourth proportional to 99,269.10, 148,903.65 and 92,708.10 is: 139,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,269.10 : 148,903.65 = 92,708.10 : x
  2. Step 2: Convert to fraction form
    99,269.10/148,903.65 = 92,708.10/x
  3. Step 3: Cross multiply
    99,269.10x = 148,903.65 × 92,708.10
  4. Step 4: Simplify right side
    99,269.10x = 13,804,574,474.57
  5. Step 5: Solve for x
    x = 13,804,574,474.57/99,269.10
  6. Step 6: Final answer
    x = 139,062.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.